Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1965__15_4_a1, author = {Zelinka, Bohdan}, title = {Graf syst\'emu t\v{e}tiv dan\'e kru\v{z}nice}, journal = {Mathematica slovaca}, pages = {273--279}, publisher = {mathdoc}, volume = {15}, number = {4}, year = {1965}, mrnumber = {0194365}, zbl = {0142.41601}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/MASLO_1965__15_4_a1/} }
Zelinka, Bohdan. Graf systému tětiv dané kružnice. Mathematica slovaca, Tome 15 (1965) no. 4, pp. 273-279. http://geodesic.mathdoc.fr/item/MASLO_1965__15_4_a1/